public void shouldNotAddDuplicateTerms()
        {
            RestaurantFilters theFilters = new RestaurantFilters();

            theFilters.AddTerm("burgers");

            Assert.ThrowsException <ArgumentException>(() => theFilters.AddTerm("chinese"));
        }
        public void ShouldRemoveTermIfOnlyTermIsInDictionary()
        {
            RestaurantFilters theFilters = new RestaurantFilters();

            theFilters.AddTerm("Restaurants");
            theFilters.RemoveTerm();

            Assert.AreEqual("Query Filters:\n"
                            + "Non Query Filters:\n", theFilters.ToString());
        }
        public void shouldAddOneTerm()
        {
            RestaurantFilters theFilters = new RestaurantFilters();

            theFilters.AddTerm("burgers");

            Assert.AreEqual("Query Filters:\n"
                            + "term burgers\n"
                            + "Non Query Filters:\n"
                            , theFilters.ToString());
        }
        public void ShouldRemoveTermIfTermIsMiddleItemInDictionary()
        {
            RestaurantFilters theFilters = new RestaurantFilters();

            theFilters.AddOpenNow("true");
            theFilters.AddTerm("Restaurants");
            theFilters.AddRadius("5");
            theFilters.RemoveTerm();

            Assert.AreEqual("Query Filters:\n"
                            + "open_now true\n"
                            + "radius 5\n"
                            + "Non Query Filters:\n", theFilters.ToString());
        }
        public void shouldNotAddNullTerm()
        {
            RestaurantFilters theFilters = new RestaurantFilters();

            Assert.ThrowsException <ArgumentException>(() => theFilters.AddTerm(null));
        }